quaternary en · ADJ
Pronunciation
- /ˈkwɔːt.ən.(ə.)ɹi/ (UK, rare)
- (Australia) audio
- /ˈkwɑ.tɚˌnɛɹ.i/ (US)
- /ˈkwɑ.tɚˌnɛə.ɹi/
- (US) audio
- /kwəˈtɜː.nə.ɹi/ (UK)
Etymology
Derived from Latin quaternārius (“containing or consisting of four”), from quaternī (“four each”, “four at a time”) + -ārius (whence the English suffix -ary); compare the French quaternaire.
Meanings
-
(not-comparable) Of fourth rank or order.
the quaternary stress in a pronounced word
- (not-comparable) Of a mathematical expression containing e.g. x⁴.
- (not-comparable) Relating to or in number base four.
-
(not-comparable) having a quaternary ammonium group.
The available anticholinergics are divided into the tertiary anticholinergics, which cross the blood–brain barrier, and the quaternary anticholinergics, which do not cross the blood–brain barrier.
2013, Eric Prommer, “Anticholinergics in Palliative Medicine: An Update”, in American Journal of Hospice and Palliative Medicine®, volume 30, number 5, →DOI, →ISSN, pages 490–498:Several quaternary d-pilocarpine derivatives have been prepared in order to investigate the influence of structural changes on the biological activity of this alkaloid.
1971, A. Ben Bassat, D. Lavie, H. Edery, G. Porath, “Quaternary pilocarpine derivatives acting as acetylcholine antagonists”, in Journal of Medicinal Chemistry, volume 14, number 11, →DOI, →ISSN, pages 1066–1069:Unfortunately two of these, 47 and 49, were named anhalotine and peyotine respectively, names already assigned to the quaternary compounds 43 and 45.
1983, Jan Lundström, “Chapter 6 Simple Isoquinoline Alkaloids”, in The Alkaloids: Chemistry and Pharmacology, volume 21, Elsevier, →DOI, →ISBN:It was developed from pancuronium and differs from it only in the nature of the 2 p-atom which is tertiary as distinct from quaternary.
1992, R. S. Jones, “Muscle relaxants in canine anaesthesia 1: History and the drugs”, in Journal of Small Animal Practice, volume 33, number 8, →DOI, →ISSN, pages 371–375:
- (not-comparable) Composed of four elements.
Deriveds
bisquaternary · nonquaternary · quaternary moon · quaternary healthcare · quaternary sector of the economy · quaternary ammonium · quaternium · quaternarization · quaternary industry · quaternation · quaternary structure · pseudoquaternary · quaternarily · quaternary sector · diquaternary · quaternary care · quaternary number · quaternary twin
Relateds
unitary (Of fourth rank or order.) · duodenary · quaternion · binary (Of a mathematical expression containing e.g. x⁴.) · vicenary · ternary · sexagenary · unary · primary (1st) · octonary · centenary (100) · senary · tricenary · tertiary (3rd) · quartary (4th) · denary · secondary (2nd) · novenary · nonary (9th) · quinary (Composed of four elements.) · trinary (Relating to or in number base four.) · septenary · tetranary (having a quaternary ammonium group.)
Synonyms
Translations (15)
ca quaternari (of fourth rank or order) · fi kvartäärinen (of fourth rank or order) · ms kuaterner (of fourth rank or order) · fr d'ordre quatre (of mathematical expressions) · fi kvaternaarinen (of fourth rank or order) · ca quaternària (of fourth rank or order) · fr quaternaire (of fourth rank or order) · fr d'ordre quatre (of fourth rank or order) · bg четвъртичен (of fourth rank or order) · fi neljännen asteen (of mathematical expressions) · ru четвертичный (of fourth rank or order) · et neljas (of fourth rank or order) · it quaternario (of fourth rank or order) · ms aras empat (of fourth rank or order) · pt quaternário (of fourth rank or order)